Clump-form Amur Maple Acer - Maple Acer ginnala Mature Size: 20 x 15 (6 m x 5 m) Crown Shape: Rounded Fall Foliage: Red Hardiness: Zone 2 Multi-stemmed specimen of this cold hardy species. Recognized for its deep-green, threelobed leaves. Produces red samaras in late summer and scarlet leaves in fall. Royal Crown Amur Maple Acer ginnala JefUM Mature Size: 20 x 15 (6 m x 5 m) Crown Shape: Rounded Fall Foliage: Burgundy-red Hardiness: Zone 2 An alkali-resistant selection of Amur Maple from research done at the University of Manitoba. Three-lobed leaves with burgundy-red fall colour. Consistently maintains a three-stem clump. Boxelder Maple Ruby Slippers Amur Maple New Acer ginnala Ruby Slippers Mature Size: 20 x 15 (6 m x 5 m) Crown Shape: Upright, rounded Fall Foliage: Red Hardiness: Zone 3 New listing for 2016. Selected for a straight trunk, dense canopy and bright red samaras in early summer. Offers good form and bright red-fall colour. See photo on page 1. Tree-form Amur Maple Acer ginnala Mature Size: 20 x 15 (6 m x 5 m) Crown Shape: Upright, rounded Fall Foliage: Red Hardiness: Zone 2 Single stem, tree-form specimen of this hardy species. Recognized for its deep-green, threelobed leaves. Our seed source produces red samaras in summer and scarlet leaves in fall. Baron Boxelder Maple Acer negundo Baron Mature Size: 50 x 30 (15 x 9 m) Crown Shape: Rounded Fall Foliage: Bright-yellow Hardiness: Zone 2 A seedless selection from this rugged native species. Attractive emerald-green, compound foliage turns yellow in the fall. Well adapted to a wide range of growing conditions. Boxelder Maple Acer negundo Mature Size: 50 x 30 (15 x 9 m) Crown Shape: Rounded Fall Foliage: Bright-yellow Hardiness: Zone 2 A native tree species found throughout southern Manitoba and Saskatchewan. Attractive, green compound foliage. Adapted to a range of growing conditions including difficult sites. Royal Crown Amur Maple Autumn Blaze Freeman Maple Acer x freemanii Jeffersred Mature Size: 40 x 30 (12 x 9 m) Crown Shape: Dense oval Fall Foliage: Bright-red Hardiness: Zone 4 A hybrid between Red and Silver Maple with orange-red fall colour in mid October. Requires a well-drained, sheltered site in the prairies. Deborah Norway Maple Acer platanoides Deborah Mature Size: 40 x 30 (12 x 9 m) Crown Shape: Broadly oval Spring Foliage: Purple Hardiness: Zone 3b Purple spring foliage followed by dark green summer foliage. Requires a well-drained, sheltered site in the prairies. Collector tree for the prairie gardener. Prairie Splendor Norway Maple Acer platanoides Prairie Splendor Mature Size: 40 x 30 (12 x 9 m) Crown Shape: Broadly oval Summer Foliage: Purple Hardiness: Zone 4 Deep purple foliage throughout the growing season. Requires a well-drained, sheltered site in the prairies. Collector tree for the prairie gardener. Autumn Blaze Freeman Maple Autumn Spire Red Maple Acer rubrum Autumn Spire Mature Size: 40 x 25 (12 x 8 m) Crown Shape: Broad, columnar Fall Foliage: Bright, red Hardiness: Zone 3 A narrow, accent tree with outstanding red fall colour in mid September. Prefers acidic soils, soil amendment required in high ph soils. Seedless cultivar from the University of Minnesota. Deborah Norway Maple 5
Silver Cloud Silver Maple Acer - Maple Acer saccharinum Silver Cloud Mature Size: 60 x 30 (18 x 9 m) Crown Shape: Upright, oval Fall Foliage: Yellow Hardiness: Zone 3 This seedless selection has improved cold hardiness, upright crown and symmetrical branching. A fast-growing shade tree for the southern prairies. Prairie Shade Nursery introduction. Inferno Sugar Maple Acer saccharum Jeferno Mature Size: 40 x 30 (12 x 9 m) Crown Shape: Upright, rounded Fall Foliage: Orange-red Hardiness: Zone 3 A cold hardy selection of Canada s national tree with orange-red fall colour. Prefers rich, well drained soil and a sheltered location. Jeffries Nurseries introduction. Lord Selkirk Sugar Maple Acer saccharum Jefselk Mature Size: 40 x 30 (12 x 9 m) Crown Shape: Upright Fall Foliage: Orange-yellow Hardiness: Zone 3 A northern seed source of Sugar Maple with good adaptation to conditions in the southern prairies. Named in honor of the 200 th anniversary of the Selkirk settlement. Hot Wings Tatarian Maple Unity Sugar Maple Acer saccharum Jefcan Mature Size: 40 x 30 (12 x 9 m) Crown Shape: Upright, rounded Fall Foliage: Orange-yellow Hardiness: Zone 3 A cold hardy selection of Canada s national tree with 5-lobed foliage and yellow-orange fall colour. Prefers rich, well drained soil and a sheltered location. Jeffries Nurseries introduction. Hot Wings Tatarian Maple Acer tataricum GarAnn Mature Size: 20 x 18 (7 x 6 m) Crown Shape: Upright, spreading Fall Foliage: Orange-red Hardiness: Zone 2 An excellent small tree, this recent selection of Tatarian Maple offers dark green foliage and bright red samaras. Tolerant of drought and alkaline soils. USPP #15,023 Aesculus - Buckeye Ohio Buckeye Aesculus glabra Mature Size: 40 x 30 (12 x 9 m) Crown Shape: Rounded Fall Foliage: Orange-red Hardiness: Zone 2 Long lived, slow-growing tree with globe-shaped head. Compound foliage develops excellent orange-red fall colour in mid September. Nuts attract wildlife. Autumn Splendor Buckeye Autumn Splendor Buckeye Aesculus x Autumn Splendor Mature Size: 35 x 25 (11 x 8 m) Crown Shape: Oval to rounded Fall Foliage: Maroon-red Hardiness: Zone 2 Hybrid buckeye cultivar from the University of Minnesota Landscape Arboretum. Scorchresistant foliage turns maroon-red in the fall. Yellow-red flowers seldom give rise to fruit. 6 Prairie Horizon Alder Alnus - Alder Prairie Horizon Alder Alnus hirsuta Harbin Mature Size: 40 x 30 (12 x 9 m) Crown Shape: Upright Fall Foliage: Yellow Hardiness: Zone 2 A fast-growing, cold hardy tree for difficult, dry locations. Dark green foliage, purple catkins followed by brown strobiles (resembling tiny pine cones) in fall. NDSU introduction. Cutleaf Weeping Birch Betula - Birch Betula pendula laciniata Mature Size: 40 x 25 (12 x 8 m) Crown Shape: Weeping Fall Foliage: Bright-yellow Hardiness: Zone 2 A graceful, white barked tree with fine, lacy dark-green foliage on long, drooping branches. Prefers abundant moisture. Clump Paper Birch Betula papyrifera Mature Size: 40 x 30 (12 x 9 m) Crown Shape: Oval, rounded Fall Foliage: Golden-yellow Hardiness: Zone 2 An attractive native tree grown as a 3-4 stemmed specimen. Prefers abundant moisture.
Single-Stem Paper Birch Betula - Birch Betula papyrifera Mature Size: 40 x 30 (12 x 9 m) Crown Shape: Oval, rounded Fall Foliage: Golden-yellow Hardiness: Zone 2 An attractive native tree grown as a single stem specimen. As the tree matures the brown bark peels off and a chalk-white coloured bark appears. Prefers abundant moisture. Dakota Pinnacle Asian White Birch Betula platyphylla Fargo Mature Size: 30 x 12 (10 x 4 m) Crown Shape: Very upright Fall Foliage: Golden-yellow Hardiness: Zone 3 Upright selection of Asian White Birch with dense green foliage and chalk white bark. The pointy leaves turn yellow in fall., NDSU introduction. USPP #10,963 Parkland Pillar Asian White Birch Betula platyphylla Jefpark Mature Size: 30 x 9 (10 x 3 m) Crown Shape: Columnar Fall Foliage: Golden-yellow Hardiness: Zone 3 A columnar selection of Asian White Birch selected by Dwayne Beck of Parkland Nurseries in Red Deer, Alberta. Dark-green foliage turns a showy, golden yellow in fall. Features attractive white bark throughout the year. Jeffries Nurseries introduction. CPBR #4513, USPP #25,468 Prairie Dream Paper Birch Betula papyrifera Varen Mature Size: 40 x 30 (12 x 9 m) Crown Shape: Broad oval Fall Foliage: Golden-yellow Hardiness: Zone 2 A stress tolerant selection of Paper Birch from North Dakota with resistance to Bronze Birch Borer. Deep green foliage & exfoliating, snow-white bark. NDSU introduction. USPP #15,768 Parkland Pillar Asian White Birch Royal Frost Hybrid Birch Betula x Royal Frost Mature Size: 40 x 20 (12 x 6 m) Crown Shape: Upright Summer Foliage: Purple Hardiness: Zone 3/4 A hybrid between cultivars Whitespire and Crimson Frost. Royal Frost offers burgundy foliage from spring through summer. White bark develops with maturity. Resistant to Bronze Birch Borer. Caragana - Caragana Green Spires Caragana Caragana x Jefarb Mature Size: 12 x 8 (4 x 2.5 m) Crown Shape: Upright, rounded Fall Foliage: Golden-yellow Hardiness: Zone 2 A seedless hybrid from a cross between Caragana arborescens and C. frutex. Dark green foliage is resistant to insects and disease. Selected by Greg Morganson of Bismarck, N.D. Royal Frost Hybrid Birch Delta Hackberry Celtis - Hackberry Celtis occidentalis Mature Size: 50 x 40 (15 x 12 m) Crown Shape: Spreading, rounded Fall Foliage: Golden-yellow Hardiness: Zone 2 A rare, native species sourced from Delta, Manitoba. Hackberry has a growth form similar to American Elm and is a suitable tree for extreme city conditions. Bark is corky and rough. Crataegus - Hawthorn Snowbird Hawthorn Crataegus x mordenensis Snowbird Mature Size: 15 x 15 (5 m x 5 m) Crown Shape: Upright, rounded Flowers: Double-white Hardiness: Zone 3 A seedling of Toba with improved cold hardiness. Known for its double white flowers and sparse fruit. Introduced by the Morden Research Station in 1967. Toba Hawthorn Crataegus x mordenensis Toba Mature Size: 15 x 15 (5 m x 5 m) Crown Shape: Upright, rounded Flowers: White, then pink Hardiness: Zone 3b Fragrant, double white spring flowers turn pink with time and are followed by showy red fruit in fall. Glossy, deep green, disease resistant foliage. Delta Hackberry Snowbird Hawthorn 7
Fraxinus - Ash Mancana Manchurian Ash Fraxinus mandshurica 'Mancana' Mature Size: 40 x 25 (12 x 7 m) Crown Shape: Oval b The feather-like leaves, dense compact canopy and oval form make this one of our most attractive trees. Deep-green foliage turns golden-yellow in fall. A seedless cultivar, Mancana has shown resistance to Emerald Ash Borer in American research trials. Northern Treasure Hybrid Ash Fraxinus x 'Northern Treasure' Mature Size: 50 x 30 (15 x 9 m) Crown Shape: Upright A seedless hybrid which combines the native Black Ash with the exotic Manchurian Ash. Develops a dense oval-shaped canopy of deep-green foliage. Cold hardy and disease resistant. Morden Research Centre introduction. USPP #11,840 Nobility White Ash Fraxinus americana 'Jefwis ' Mature Size: 50 x 30 (15 x 9 m) Crown Shape: Upright Fall Foliage: Purple Hardiness: Zone 2 A seedless selection of White Ash selected from a northern Wisconsin seed source by Dr. Philip Ronald. Nobility possesses upright branching, oval-shaped crown and clean foliage. Foliage turns a deep purple colour early in the fall. A Jeffries Nurseries introduction. Mancana Manchurian Ash Prairie Spire Green Ash Fraxinus pennsylvanica 'Rugby' Mature Size: 60 x 30 (18 x 9 m) Crown Shape: Upright, oval-shaped A seedless Green Ash selected by Dr. Dale Herman for cold hardiness and survival under harsh conditions. Attractive foliage is glossy and deep green. NDSU Introduction. Gleditsia - Honeylocust Northern Acclaim Honeylocust Gleditsia triacanthos Harve Mature Size: 30 x 20 (9 m x 6 m) Crown Shape: Open, spreading A thornless, seedless cultivar from NDSU selected for superior winter hardiness. Fine, lacey dark-green foliage turns yellow in fall. Select a protected planting site for best success. Juglans - Walnut Black Walnut Juglans nigra Mature Size: 45 x 30 (15 x 9 m) Crown Shape: Oval to rounded Fall Foliage: Light-yellow Hardiness: Zone 3 An attractive tree whose natural range reaches central Minnesota, it is suitably adapted to well-drained, sheltered locations in the prairies. Large compound leaves and round edible nuts. Nobility White Ash Butternut Juglans cinerea Mature Size: 45 x 30 (15 x 9 m) Crown Shape: Broad globe-shaped Fall Foliage: Light-yellow Hardiness: Zone 2b Differs from Black Walnut in that it has oblong fruit, and bark that is lighter in colour and much smoother. Well adapted to well-drained prairie soils. Malus - Ornamental Crabapple Emerald Spire Rosybloom Crabapple Malus x adstringens 'Jefgreen' Mature Size: 15 x 6 (5 m x 2 m) Crown Shape: Columnar Flowers: Pink Hardiness: Zone 3 A columnar sibling of Purple Spire with bronze-green, disease-resistant foliage, abundant pink flowers in spring and red ornamental fruit. CPBR #4,684, USPP #23,863 8 Emerald Spire Rosybloom Crabapple Hardiness Zone Map see page 93
Gladiator Rosybloom Crabapple Malus - Ornamental Crabapple Malus x adstringens 'Durleo' Mature Size: 20 x 9 (6 m x 3 m) Crown Shape: Upright Flowers: Pink Hardiness: Zone 2 An attractive rosybloom with glossy purple leaves, pink flowers, small purple ornamental fruit, and an upright crown form. Prairie Shade Nursery introduction. USPP #20,167 Pink Spires Rosybloom Crabapple Malus x adstringens 'Pink Spires' Mature Size: 20 x 12 (6 m x 4 m) Crown Shape: Narrow, upright Flowers: Lavender-pink Hardiness: Zone 2 This upright grower has red-purple spring foliage maturing to green as season progresses. The flowers are lavender-pink in colour; fruit is red and persistent. Developed by Les Kerr. Purple Spire Rosybloom Crabapple Malus x adstringens 'Jefspire' Mature Size: 15 x 6 (5 m x 2 m) Crown Shape: Columnar Flowers: Rose-pink (few) Hardiness: Zone 3 Purple Spire is outstanding for its compact, columnar form and showy purple foliage. Pink flowers in spring followed by purple fruit. Introduced by Jeffries and Bylands Nurseries. Royal Beauty Rosybloom Crabapple Malus x adstringens 'Royal Beauty' Mature Size: 9 x 6 (3 m x 2 m) Crown Shape: Weeping Flowers: Rose-pink Hardiness: Zone 2 An attractive weeping tree with pink flowers and red-bronze leaves. Small dark-red fruit remain on the tree throughout the winter months. Royal Mist Rosybloom Crabapple New Malus x adstringens 'Jefmist' Mature Size: 20 x 9 (6 m x 3 m) Crown Shape: Upright Flowers: Fuchsia-pink Hardiness: Zone 2 New listing for 2016. An upright Rosybloom resulting from a cross between Shaughnessy Cohen and Thunderchild. Outstanding deep-pink flowers in spring. Purple spring foliage turns bronze green in summer. Gladiator Rosybloom Crabapple Selkirk Rosybloom Crabapple Malus x adstringens 'Selkirk' Mature Size: 25 x 25 (8 m x 8 m) Crown Shape: Rounded, vase-like Flowers: Pink Hardiness: Zone 2 A vigorous grower with pink flowers and bronze-green foliage. Bright-red fruit is retained well into winter. Resistant to fireblight. Shaughnessy Cohen Rosybloom Crabapple Malus x adstringens 'S. Cohen' Mature Size: 25 x 20 (8 m x 6 m) Crown Shape: Rounded Flowers: Fuchsia-pink Hardiness: Zone 2 One of the first crabapples to leaf in the spring, Shaughnessy Cohen offers red-tinted foliage and outstanding deep-pink flowers. A Morden Research Station introduction. Royal Mist Rosybloom Crabapple Spring Snow Flowering Crabapple Malus baccata Spring Snow Mature Size: 25 x 20 (8 m x 6 m) Crown Shape: Rounded Flowers: White Hardiness: Zone 2 An attractive tree with fragrant, white flowers in the spring and glossy green foliage throughout the growing season. This cultivar does not produce fruit. Starlite Flowering Crabapple Malus baccata Jefstar Mature Size: 25 x 15 (8 m x 5 m) Crown Shape: Upright Flowers: White Hardiness: Zone 2 Derived from a cross between Spring Snow and Rosthern, Starlite has upright branching. This new cultivar also offers fragrant white flowers, glossy green foliage and tiny red fruit that are retained into winter. Excellent resistance to foliar diseases including apple scab. Thunderchild Rosybloom Crabapple Malus x adstringens 'Thunderchild' Mature Size: 20 x 15 (6 m x 5 m) Crown Shape: Upright, spreading Flowers: Rose-pink Hardiness: Zone 2 A flowering crabapple with oval crown and leaves that turn deep purple during the growing season. Small red fruit in late summer. Resistant to fireblight. Purple Spire Columnar Crabapple 9
Ironwood Ostrya - Ironwood Ostrya virginiana Mature Size: 30 x 20 (10 x 6 m) Crown Shape: Oval to rounded Fall Foliage: Golden-yellow Hardiness: Zone 3 A slow-growing, medium-sized tree with slender spreading branches. Hop-like fruits add interest in late summer. Leaves persist into winter. Tolerant of dry locations. Minnesota seed source. Ironwood Phellodendron - Corktree Eyestopper Amur Corktree P. amurense Longenecker Mature Size: 40 x 35 (12 m x 10 m) Crown Shape: Rounded Fall Foliage: Bright yellow Hardiness: Zone 3 This improved selection of Amur Corktree has proven itself cold hardy in southern Manitoba. Attractive compound foliage turns bright yellow in fall. Generally seedless. Assiniboine Poplar Populus - Poplar / Aspen Populus x 'Assiniboine' Mature Size: 60 x 25 (18 x 8 m) Crown Shape: Semi-upright Fall Foliage: Yellow Hardiness: Zone 2 This seedless clone has a rapid growth rate and a fairly narrow crown. It is resistant to stem canker, leaf rust and poplar bud gall mite. Balsam Poplar Populus balsamifera Mature Size: 80 x 40 (24 x 12 m) Crown Shape: Rounded Fall Foliage: Yellow Hardiness: Zone 2 Native to much of Canada, this fast growing tree is one of the first to leaf in spring. Assiniboine Poplar Northwest Poplar Populus x jaackii 'Northwest' Mature Size: 50 x 40 (15 x 12 m) Crown Shape: Broad, oval Fall Foliage: Golden yellow Hardiness: Zone 2 A fast-growing, seedless tree with large leaves. Valued as a shelterbelt tree due its hardiness and drought tolerance. Best growth on moist soils. Prairie Sky Poplar Populus x canadensis 'Prairie Sky' Mature Size: 80 x 12 (24 x 4 m) Crown Shape: Narrow, upright Fall Foliage: Yellow Hardiness: Zone 3 A seedless selection with upright form derived from a cross between P. deltoides and P. nigra 'Thevistina'. Very fast growing and long-lived. Resistant to stem canker and leaf rust. Skyfest Poplar Populus deltoides Jefcot Mature Size: 80 x 30 (24 x 9 m) Crown Shape: Upright Fall Foliage: Yellow Hardiness: Zone 2 A seedless cottonwood selected for its high disease resistance, vigour and upright growth form. Excellent for naturalizing and parks. Introduced by Jeffries Nurseries. Sundancer Poplar Sundancer Poplar Populus x 'ACWS151' Mature Size: 40 x 10 (12 x 3 m) Crown Shape: Columnar Fall Foliage: Golden yellow Hardiness: Zone 2 Hybrid poplar with narrow, upright form. Selected for resistance to bronze leaf disease which will attack Tower Poplar and Swedish Columnar Aspen. PFRA introduction. Trembling Aspen Populus tremuloides Mature Size: 50 x 30 (15 x 9 m) Crown Shape: Pyramidal-rounded Fall Foliage: Golden-yellow Hardiness: Zone 1 Native tree noted for white bark and green foliage which quivers in the breeze. Attractive greenish white bark. Golden fall colour. 10 Trembling Aspen Hardiness Zone Map see page 93
Goldspur Amur Cherry Prunus - Cherry Prunus maackii Jefspur Mature Size: 15 x 10 (5 m x 3 m) Crown Shape: Upright Flowers: White racemes Hardiness: Zone 2 A dwarf selection of Amur Cherry with controlled growth and unique tufts of dark green foliage. Discovered by Dr. Philip Ronald in Saskatoon, SK. CPBR #3,903, USPP #19,665 Klondike Amur Cherry New Prunus maackii Jefdike Mature Size: 25 x 15 (8 m x 5 m) Crown Shape: Upright, rounded Flowers: White racemes Hardiness: Zone 2 New listing for 2016. An improved selection of Amur Cherry with regular growth rate. Orangered exfoliating bark. Schubert Chokecherry Prunus virginiana Schubert Mature Size: 25 x 20 (8 m x 6 m) Crown Shape: Oval, rounded Flowers: White racemes Hardiness: Zone 2 This classic cultivar of the native chokecherry has leaves that are green when young but turn dark-purple as summer progresses. More resistant to black knot than Canada Red. Spur Schubert Chokecherry Prunus virginiana Spur Schubert Mature Size: 20 x 15 (8 m x 5 m) Crown Shape: Oval, rounded Flowers: White racemes Hardiness: Zone 2 Small, oval-shaped tree. Showy white flowers in spring followed by purple foliage in summer. Goldspur Amur Cherry Prunus - Plum Muckle Hybrid Plum Prunus x nigrella Muckle Mature Size: 15 x 10 (5 m x 3 m) Crown Shape: Upright, rounded Flowers: Pink Hardiness: Zone 2 A small tree with outstanding spring flowers. The flowers are a showy bright pink, emerging from bright red flower buds. A hybrid between Canada Plum and Russian Almond. Princess Kay Plum Prunus nigra Princess Kay Mature Size: 15 x 10 (5 m x 3 m) Crown Shape: Upright, narrow Flowers: Double white Hardiness: Zone 2 A hardy selection of native plum from the University of Minnesota. Showy, double white flowers and deep green foliage. Excellent feature tree in the home landscape. Muckle Plum Pyrus - Ornamental Pear Navigator Ornamental Pear Pyrus x DurPSN302 Mature Size: 35 x 18 (12 m x 6 m) Crown Shape: Upright Flowers: White Hardiness: Zone 2 Medium sized tree with a strong, upright crown form. White flowers give rise to small (1 ) fruit. Yellow orange fall colour. Prairie Shade Nursery Introduction. Quercus - Oak Bur Oak Quercus macrocarpa Mature Size: 80 x 60 (24 x 18 m) Crown Shape: Rounded, open Fall Foliage: Golden to brown Hardiness: Zone 2 A native to Manitoba, Bur Oak is slow growing, long-lived, adaptable to a wide range of soils and is very tolerant to drought. Bur Oak Shooting Star Northern Pin Oak Quercus ellipsoidalis DurMarg Mature Size: 60 x 40 (18 x 12 m) Crown Shape: Broad, oval Fall Foliage: Scarlet-red Hardiness: Zone 3 A cold hardy selection of Northern Pin Oak, bud grafted on Bur Oak rootstock. The result is a shade tree that tolerates the dry, alkaline soils of the prairie region. Glossy green foliage turns deep red in October. Prairie Shade Nursery introduction. Tree Selection Guide see page 18 Shooting Star Northern Pin Oak 11
Admiration Hybrid Oak Quercus - Oak Quercus x jackiana Jefmir Mature Size: 40 x 30 (12 x 9 m) Crown Shape: Pyramidal Fall Foliage: Yellow green Hardiness: Zone 2 An outstanding hybrid oak (Q. alba x Q. bicolor) found growing as a mature street tree in Saskatoon, SK. by Dr. Philip Ronald. Admiration features an excellent growth rate, shaggy bark and glossy dark green foliage. Leaves turn golden in the fall and are retained into the winter. Bud grafted on Bur Oak rootstock. A Jeffries Nurseries introduction. Salix - Willow Acute Leaf Willow Salix acutifolia Mature Size: 60 x 30 (18m x 9 m) Crown Shape: Upright, rounded Twig Colour: Red-brown Hardiness: Zone 2 One of the best shelterbelt trees because it is fast-growing and does not drop its branches as easily as other willows. Foliage is green and stems are reddish-brown. Admiration Hybrid Oak Golden Willow Salix alba 'Vitellina Mature Size: 60 x 30 (18m x 9 m) Crown Shape: Upright, rounded Twig Colour: Golden Hardiness: Zone 2 The fastest growing of the willows. Its branches turn colour from bright yellow to golden as they mature and are very attractive in the winter. Lace Weeping Willow Salix babylonica Lace Mature Size: 40 x 30 (12 x 9 m) Crown Shape: Weeping Twig Colour: Red-brown Hardiness: Zone 3 Fast growing, weeping willow from China. Long, bright-green leaves turn yellow in fall. Laurel Leaf Willow Salix pentandra Mature Size: 60 x 30 (18 x 9 m) Crown Shape: Upright, rounded Twig Colour: Red-brown Hardiness: Zone 2 An excellent tree for a quick privacy screen or as a shelterbelt. Grows well in moist locations. Attractive leathery, glossy-green leaves. This willow can be maintained as a shade tree. Lace Weeping Willow Prairie Cascade Weeping Willow Salix x Prairie Cascade Mature Size: 40 x 30 (12 x 9 m) Crown Shape: Weeping Twig Colour: Golden-yellow Hardiness: Zone 3 The hardiest weeping willow for the prairies. Glossy, dark green leaves in summer and golden stem colour in the winter. Prefers moist soils. Silky White Willow Salix alba 'Sericea' Mature Size: 60 x 30 (18 x 9 m) Crown Shape: Narrow, open Summer Foliage: Silver Hardiness: Zone 2 A fast growing tree with silvery leaves and reddish-brown twigs. The only large shelterbelt tree for the prairies with silver foliage. 12 Black Hawk Mountain Ash Sorbus - Mountain Ash Black Hawk Mountain Ash Sorbus aucuparia Black Hawk Mature Size: 25 x 20 (8 m x 6 m) Crown Shape: Upright, rounded Fall Foliage: Orange-red Hardiness: Zone 3 This hardy selection of European Mountain Ash has more resistance to sun scald. White blooms give way to orange fruit in late summer. Russian Mountain Ash Sorbus aucuparia 'Rossica' Mature Size: 25 x 20 (8 m x 6 m) Crown Shape: Upright, pyramidal Fall Foliage: Orange-red Hardiness: Zone 2 A cold hardy selection of European Mountain Ash with a dense, upright crown, showy orange -red berries and large, dark green leaves with more regular teeth. Showy Mountain Ash Sorbus decora Mature Size: 25 x 20 (8 m x 6 m) Crown Shape: Rounded Fall Foliage: Orange-red Hardiness: Zone 2 The hardiest and slowest growing member of this genus. Its foliage and flowers are similar to European, but berries are bright red. Moderate resistance to fireblight.
Oakleaf Mountain Ash Sorbus - Mountain Ash Sorbus thuringiaca 'Fastigiata' Mature Size: 25 x 20 (8 m x 6 m) Crown Shape: Upright, oval Fall Foliage: Orange-red Hardiness: Zone 3 An outstanding ornamental tree for the prairies. Unique, oak-shaped leaves are green with a white underside. Creamy-white flowers are followed by red berries. Golden Eclipse Tree Lilac Syringa - Tree Lilac Syringa reticulata Golden Eclipse Mature Size: 20 x 15 (6 m x 5 m) Crown Shape: Compact, upright Flowers: White, fragrant Hardiness: Zone 3 A small accent tree with golden-yellow and green variegated foliage combined with creamywhite, fragrant flowers that bloom in late June. J.C. Bakker Nurseries introduction. Oakleaf Mountain Ash Ivory Pillar Tree Lilac Syringa reticulata Willamette Mature Size: 20 x 15 (6 m x 5 m) Crown Shape: Pyramidal Flowers: White, fragrant Hardiness: Zone 3 Stunning white flowers adorn the tree in early summer, but what sets this selection apart is the pyramid-like shape of its canopy. A Carlton Plants introduction. Ivory Silk Tree Lilac Syringa reticulata Ivory Silk Mature Size: 20 x 15 (6 m x 5 m) Crown Shape: Compact, oval Flowers: White, fragrant Hardiness: Zone 3 This small tree has cherry-like bark, glossy foliage and spectacular creamy-white, fragrant flowers that bloom in June. No disease or insect problems. A Sheridan Nursery introduction. Golden Eclipse Tree Lilac American Linden Tilia - Linden Tilia americana Mature Size: 60 x 40 (18 x 12 m) Crown Shape: Pyramidal to round This native tree is highly regarded on the prairies for its large dark-green leaves, fragrant flowers and broad crown. Adapted to many soils, but will not tolerate drought. Dropmore Hybrid Linden Tilia x flavescens 'Dropmore' Mature Size: 50 x 30 (15 x 9 m) Crown Shape: Broad, pyramidal A hybrid of American and Littleleaf Lindens that is characterized by dark green foliage and a dense, pyramidal crown. Offers superior growth and cold hardiness over Littleleaf Linden. Glenleven Hybrid Linden Tilia x flavescens 'Glenleven' Mature Size: 40 x 30 (12 x 9 m) Crown Shape: Broad, pyramidal A fast growing hybrid with a straight trunk and large leaves. Attractive pyramidal form. Golden fall foliage colour. Developed by Sheridan Nursery. Ivory Pillar Tree Lilac Golden Cascade Littleleaf Linden Tilia cordata 'Golden Cascade' Mature Size: 40 x 25 (12 x 8 m) Crown Shape: Cascading This unique introduction offers cascading branches and medium sized, deep green leaves. Excellent golden fall foliage. Developed by Jeffries Nurseries Ltd. Greenspire Littleleaf Linden Tilia cordata 'Greenspire' Mature Size: 40 x 30 (12 x 10 m) Crown Shape: Upright A suitable choice for street planting with a straight trunk, dense crown and leathery darkgreen foliage. Harvest Gold Mongolian Linden Tilia mongolica 'Harvest Gold' Mature Size: 40 x 25 (12 x 8 m) Crown Shape: Upright, oval An outstanding tree known for its upright form, disease-free foliage, golden fall colour and exfoliating bark. Developed by Jeffries Nurseries Ltd. USPP #12,232 Golden Cascade Linden 13
Norlin Littleleaf Linden Tilia - Linden Tilia cordata 'Ronald' Mature Size: 50 x 30 (15 x 9 m) Crown Shape: Broad, pyramidal A hardy selection of Littleleaf Linden noted for its rapid growth, resistance to leaf spot, leaf gall, and improved resistance to sunscald. Developed by Jeffries Nurseries. USPP #8239. True North American Linden Tilia americana Duros Mature Size: 60 x 30 (18 x 9 m) Crown Shape: Upright A superior narrow form of the native American Linden selected by Rick Durand. Dark green summer foliage. Adapted to many soils, but will not tolerate drought. Harvest Gold Linden Ulmus - Elm Brandon American Elm Ulmus americana Brandon Mature Size: 60 x 40 (20 x 12 m) Crown Shape: Vase-shaped A good choice as a large street tree where DED is controlled in a managed program. Classic dark-green foliage and umbrella-shaped crown. Prairie Expedition American Elm Ulmus americana Lewis & Clark Mature Size: 60 x 40 (20 x 12 m) Crown Shape: Vase-shaped A North Dakota selection of American Elm with a high level of resistance to DED. Classic dark -green foliage and umbrella-shaped crown. NDSU introduction. Discovery Japanese Elm Ulmus davidiana japonica 'Discovery' Mature Size: 40 x 30 (12 x 9 m) Crown Shape: Vase-shaped A hardy Elm for the northern plains selected by Rick Durand of Prairie Shade Nursery. Similar to American Elm in tree form with resistance to Dutch Elm disease. USPP #10,558. Prairie Expedition American Elm Triumph Hybrid Elm Ulmus x 'Morton Glossy' Mature Size: 60 x 40 (20 x 12 m) Crown Shape: Vase-shaped Fall Foliage: Yellow-green Hardiness: Zone 3 DED-resistant, hybrid elm with strong branching, dark-green foliage and excellent pest resistance. Derived from a cross between hybrid elm cultivars: Accolade and Vanguard. 14 Triumph Hybrid Elm NORTHERN GARDEN INTRODUCTIONS Quality shade trees developed for use in the Canadian prairies and northern great plains ROYAL CROWN AMUR MAPLE INFERNO SUGAR MAPLE LORD SELKIRK SUGAR MAPLE UNITY SUGAR MAPLE PARKLAND PILLAR ASIAN WHITE BIRCH NOBILITY WHITE ASH EMERALD SPIRE COLUMNAR CRABAPPLE PURPLE SPIRE COLUMNAR CRABAPPLE ROYAL MIST ROSYBLOOM CRABAPPLE STARLITE FLOWERING CRABAPPLE SKYFEST POPLAR KLONDIKE AMUR CHERRY GOLDSPUR AMUR CHERRY ADMIRATION HYBRID OAK GOLDEN CASCADE LINDEN HARVEST GOLD LINDEN NORLIN LINDEN
Skybound Pyramidal Cedar Parkland Pillar Asian White Birch OUTSTANDING CHOICES FOR PRIVACY SCREENS Purple Spire Rosybloom Crabapple Emerald Spire Rosybloom Crabapple 15